/**
 *  Copyright (c) 1997-2013, tinygroup.org (luo_guo@live.cn).
 *
 *  Licensed under the GPL, Version 3.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.gnu.org/licenses/gpl.html
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 * --------------------------------------------------------------------------
 *  版权 (c) 1997-2013, tinygroup.org (luo_guo@live.cn).
 *
 *  本开源软件遵循 GPL 3.0 协议;
 *  如果您不遵循此协议，则不被允许使用此文件。
 *  你可以从下面的地址获取完整的协议文本
 *
 *       http://www.gnu.org/licenses/gpl.html
 */
package performance.jmeter;

import performance.BaseTpsTest;

import java.sql.*;

public class AggregateTest extends BaseTpsTest {
	private static final String AVG_SQL = "select avg(score) from score";

	static{
		System.out.println("sql="+AVG_SQL);
	}
	public void doQueryAvg() throws SQLException {
		//测试长连接(1个线程生命周期只创建一次连接)
		Connection conn = null;
		PreparedStatement preparedStatement = null;
		ResultSet rs = null;
		String sql = AVG_SQL;
		try{
			conn = getConnection();
			preparedStatement = conn.prepareStatement(sql);
			rs = preparedStatement.executeQuery();
			if(rs.next()){
				rs.getLong("id");
			}
		}finally{
			close(conn);
			close(preparedStatement);
			close(rs);
		}
	}
}
